-er -ey c-- ccc cce cch ccr ccs ce- cec cee ceh cer ces cey ch- chc che chh chr chs chy crc cre crh crr crs cry csc cse csh csr css csy cyc cye cyr cys ec- ecc ece ech ecr ecs eec eee eer ees eey ehc ehe ehh ehr ehs erc ere erh err ers ery es- esc ese esh esr ess esy eyc eye eyr eys hcc hce hch hcr hcs hcy he- hec hee heh her hes hey hhc hhe hhh hhr hhs hhy hr- hrc hre hrh hrr hrs hsc hse hsh hsr hss hsy hy- hyc hye hyh hyr hys hyy rcc rce rch rcr rcs re- rec ree reh rer res rey rh- rhc rhe rhh rhr rhs rrc rrh rrr rrs rsc rse rsh rsr rss ry- ryc rye ryr rys ryy scc sce sch scr scs se- sec see seh ser ses sey sh- shc she shh shr shs shy sr- src sre srh srr srs sry ss- ssc sse ssh ssr sss sy- syc sye syh syr sys ycc yce ych ycs ycy yec yee yeh yer yes yey yhc yhe yhs yrc yre yrs ysc yse ysr yss ysy yyc yye yys yyy